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Benbentwomilldr
Benbentwo
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milldr
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update ecs and add cloudmap-namespace component (cloudposse/terraform-aws-components#984)
Co-authored-by: Dan Miller <[email protected]>
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‎src/context.tf

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#
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# ONLY EDIT THIS FILE IN github.com/cloudposse/terraform-null-label
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# All other instances of this file should be a copy of that one
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#
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#
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# Copy this file from https://github.com/cloudposse/terraform-null-label/blob/master/exports/context.tf
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# and then place it in your Terraform module to automatically get
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# Cloud Posse's standard configuration inputs suitable for passing
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# to Cloud Posse modules.
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#
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# curl -sL https://raw.githubusercontent.com/cloudposse/terraform-null-label/master/exports/context.tf -o context.tf
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#
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# Modules should access the whole context as `module.this.context`
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# to get the input variables with nulls for defaults,
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# for example `context = module.this.context`,
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# and access individual variables as `module.this.<var>`,
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# with final values filled in.
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#
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# For example, when using defaults, `module.this.context.delimiter`
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# will be null, and `module.this.delimiter` will be `-` (hyphen).
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#
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module "this" {
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source = "cloudposse/label/null"
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version = "0.25.0" # requires Terraform >= 0.13.0
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enabled = var.enabled
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namespace = var.namespace
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tenant = var.tenant
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environment = var.environment
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stage = var.stage
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name = var.name
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delimiter = var.delimiter
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attributes = var.attributes
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tags = var.tags
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additional_tag_map = var.additional_tag_map
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label_order = var.label_order
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regex_replace_chars = var.regex_replace_chars
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id_length_limit = var.id_length_limit
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label_key_case = var.label_key_case
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label_value_case = var.label_value_case
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descriptor_formats = var.descriptor_formats
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labels_as_tags = var.labels_as_tags
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context = var.context
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}
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# Copy contents of cloudposse/terraform-null-label/variables.tf here
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variable "context" {
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type = any
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default = {
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enabled = true
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namespace = null
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tenant = null
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environment = null
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stage = null
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name = null
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delimiter = null
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attributes = []
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tags = {}
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additional_tag_map = {}
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regex_replace_chars = null
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label_order = []
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id_length_limit = null
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label_key_case = null
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label_value_case = null
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descriptor_formats = {}
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# Note: we have to use [] instead of null for unset lists due to
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# https://github.com/hashicorp/terraform/issues/28137
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# which was not fixed until Terraform 1.0.0,
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# but we want the default to be all the labels in `label_order`
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# and we want users to be able to prevent all tag generation
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# by setting `labels_as_tags` to `[]`, so we need
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# a different sentinel to indicate "default"
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labels_as_tags = ["unset"]
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}
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description = <<-EOT
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Single object for setting entire context at once.
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See description of individual variables for details.
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Leave string and numeric variables as `null` to use default value.
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Individual variable settings (non-null) override settings in context object,
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except for attributes, tags, and additional_tag_map, which are merged.
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EOT
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validation {
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condition = lookup(var.context, "label_key_case", null) == null ? true : contains(["lower", "title", "upper"], var.context["label_key_case"])
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error_message = "Allowed values: `lower`, `title`, `upper`."
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}
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validation {
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condition = lookup(var.context, "label_value_case", null) == null ? true : contains(["lower", "title", "upper", "none"], var.context["label_value_case"])
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error_message = "Allowed values: `lower`, `title`, `upper`, `none`."
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}
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}
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variable "enabled" {
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type = bool
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default = null
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description = "Set to false to prevent the module from creating any resources"
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}
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variable "namespace" {
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type = string
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default = null
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description = "ID element. Usually an abbreviation of your organization name, e.g. 'eg' or 'cp', to help ensure generated IDs are globally unique"
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}
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variable "tenant" {
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type = string
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default = null
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description = "ID element _(Rarely used, not included by default)_. A customer identifier, indicating who this instance of a resource is for"
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}
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variable "environment" {
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type = string
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default = null
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description = "ID element. Usually used for region e.g. 'uw2', 'us-west-2', OR role 'prod', 'staging', 'dev', 'UAT'"
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}
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variable "stage" {
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type = string
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default = null
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description = "ID element. Usually used to indicate role, e.g. 'prod', 'staging', 'source', 'build', 'test', 'deploy', 'release'"
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}
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variable "name" {
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type = string
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default = null
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description = <<-EOT
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ID element. Usually the component or solution name, e.g. 'app' or 'jenkins'.
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This is the only ID element not also included as a `tag`.
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The "name" tag is set to the full `id` string. There is no tag with the value of the `name` input.
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EOT
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}
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variable "delimiter" {
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type = string
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default = null
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description = <<-EOT
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Delimiter to be used between ID elements.
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Defaults to `-` (hyphen). Set to `""` to use no delimiter at all.
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EOT
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}
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variable "attributes" {
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type = list(string)
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default = []
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description = <<-EOT
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ID element. Additional attributes (e.g. `workers` or `cluster`) to add to `id`,
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in the order they appear in the list. New attributes are appended to the
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end of the list. The elements of the list are joined by the `delimiter`
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and treated as a single ID element.
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EOT
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}
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variable "labels_as_tags" {
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type = set(string)
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default = ["default"]
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description = <<-EOT
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Set of labels (ID elements) to include as tags in the `tags` output.
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Default is to include all labels.
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Tags with empty values will not be included in the `tags` output.
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Set to `[]` to suppress all generated tags.
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**Notes:**
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The value of the `name` tag, if included, will be the `id`, not the `name`.
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Unlike other `null-label` inputs, the initial setting of `labels_as_tags` cannot be
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changed in later chained modules. Attempts to change it will be silently ignored.
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EOT
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}
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variable "tags" {
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type = map(string)
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default = {}
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description = <<-EOT
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Additional tags (e.g. `{'BusinessUnit': 'XYZ'}`).
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Neither the tag keys nor the tag values will be modified by this module.
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EOT
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}
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variable "additional_tag_map" {
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type = map(string)
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default = {}
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description = <<-EOT
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Additional key-value pairs to add to each map in `tags_as_list_of_maps`. Not added to `tags` or `id`.
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This is for some rare cases where resources want additional configuration of tags
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and therefore take a list of maps with tag key, value, and additional configuration.
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EOT
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}
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variable "label_order" {
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type = list(string)
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default = null
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description = <<-EOT
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The order in which the labels (ID elements) appear in the `id`.
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Defaults to ["namespace", "environment", "stage", "name", "attributes"].
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You can omit any of the 6 labels ("tenant" is the 6th), but at least one must be present.
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EOT
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}
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variable "regex_replace_chars" {
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type = string
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default = null
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description = <<-EOT
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Terraform regular expression (regex) string.
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Characters matching the regex will be removed from the ID elements.
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If not set, `"/[^a-zA-Z0-9-]/"` is used to remove all characters other than hyphens, letters and digits.
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EOT
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}
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variable "id_length_limit" {
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type = number
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default = null
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description = <<-EOT
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Limit `id` to this many characters (minimum 6).
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Set to `0` for unlimited length.
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Set to `null` for keep the existing setting, which defaults to `0`.
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Does not affect `id_full`.
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EOT
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validation {
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condition = var.id_length_limit == null ? true : var.id_length_limit >= 6 || var.id_length_limit == 0
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error_message = "The id_length_limit must be >= 6 if supplied (not null), or 0 for unlimited length."
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}
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}
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variable "label_key_case" {
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type = string
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default = null
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description = <<-EOT
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Controls the letter case of the `tags` keys (label names) for tags generated by this module.
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Does not affect keys of tags passed in via the `tags` input.
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Possible values: `lower`, `title`, `upper`.
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Default value: `title`.
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EOT
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validation {
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condition = var.label_key_case == null ? true : contains(["lower", "title", "upper"], var.label_key_case)
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error_message = "Allowed values: `lower`, `title`, `upper`."
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}
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}
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variable "label_value_case" {
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type = string
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default = null
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description = <<-EOT
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Controls the letter case of ID elements (labels) as included in `id`,
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set as tag values, and output by this module individually.
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Does not affect values of tags passed in via the `tags` input.
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Possible values: `lower`, `title`, `upper` and `none` (no transformation).
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Set this to `title` and set `delimiter` to `""` to yield Pascal Case IDs.
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Default value: `lower`.
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EOT
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validation {
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condition = var.label_value_case == null ? true : contains(["lower", "title", "upper", "none"], var.label_value_case)
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error_message = "Allowed values: `lower`, `title`, `upper`, `none`."
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}
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}
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variable "descriptor_formats" {
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type = any
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default = {}
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description = <<-EOT
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Describe additional descriptors to be output in the `descriptors` output map.
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Map of maps. Keys are names of descriptors. Values are maps of the form
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`{
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format = string
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labels = list(string)
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}`
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(Type is `any` so the map values can later be enhanced to provide additional options.)
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`format` is a Terraform format string to be passed to the `format()` function.
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`labels` is a list of labels, in order, to pass to `format()` function.
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Label values will be normalized before being passed to `format()` so they will be
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identical to how they appear in `id`.
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Default is `{}` (`descriptors` output will be empty).
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EOT
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}
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#### End of copy of cloudposse/terraform-null-label/variables.tf

‎src/main.tf

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locals {
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enabled = module.this.enabled
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}
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resource "aws_service_discovery_private_dns_namespace" "default" {
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count = local.enabled && var.type == "private" ? 1 : 0
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name = module.this.id
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description = var.description
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vpc = module.vpc.outputs.vpc_id
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}
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resource "aws_service_discovery_public_dns_namespace" "default" {
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count = local.enabled && var.type == "public" ? 1 : 0
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name = module.this.id
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description = var.description
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}
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resource "aws_service_discovery_http_namespace" "default" {
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count = local.enabled && var.type == "http" ? 1 : 0
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name = module.this.id
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description = var.description
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}

‎src/outputs.tf

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output "name" {
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value = module.this.id
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description = "The name of the namespace"
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}
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output "id" {
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value = coalesce(one(aws_service_discovery_http_namespace.default[*].id), one(aws_service_discovery_private_dns_namespace.default[*].id), one(aws_service_discovery_public_dns_namespace.default[*].id))
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description = "The ID of the namespace"
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}
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output "arn" {
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value = coalesce(one(aws_service_discovery_http_namespace.default[*].arn), one(aws_service_discovery_private_dns_namespace.default[*].arn), one(aws_service_discovery_public_dns_namespace.default[*].arn))
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description = "The ARN of the namespace"
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}

‎src/providers.tf

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provider "aws" {
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region = var.region
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# Profile is deprecated in favor of terraform_role_arn. When profiles are not in use, terraform_profile_name is null.
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profile = module.iam_roles.terraform_profile_name
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dynamic "assume_role" {
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# module.iam_roles.terraform_role_arn may be null, in which case do not assume a role.
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for_each = compact([module.iam_roles.terraform_role_arn])
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content {
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role_arn = assume_role.value
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}
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}
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}
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module "iam_roles" {
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source = "../account-map/modules/iam-roles"
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context = module.this.context
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}

‎src/remote-state.tf

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module "vpc" {
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source = "cloudposse/stack-config/yaml//modules/remote-state"
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version = "1.5.0"
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component = "vpc"
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context = module.this.context
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}

‎src/variables.tf

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variable "region" {
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type = string
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description = "AWS region"
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}
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variable "description" {
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type = string
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description = "Description of the Cloud Map Namespace"
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}
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variable "type" {
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type = string
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description = "Type of the Cloud Map Namespace"
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default = "http"
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validation {
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condition = contains(["http", "private", "public"], var.type)
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error_message = "Invalid namespace type, must be one of `http` or `private` or `public`"
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}
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}

‎src/versions.tf

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terraform {
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required_version = ">= 1.0.0"
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required_providers {
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aws = {
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source = "hashicorp/aws"
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version = ">= 4.0"
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}
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}
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}

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